High resolution computer tomography (HRCT): Sarcoidosis in X-ray stage IV, interstitial fibrosis with dominating central manifestation and accentuation of the bronchiovascular bundles.
Severe distortions and shrinking due to traction caused by the fibrosis, and formation of secondary bronchiolectasis.
Source: Dr. Lars Hagmeyer, Prof. Winfried Randerath, Krankenhaus Bethanien, Solingen